duhboonay duhboonay

24-08-2020
Mathematics

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Keith has 39 books in his library. He bought several books at a yard sale over the weekend. He now has 84 books in his library. How many books did he buy at the yard sale ?

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samiksha3stha samiksha3stha

24-08-2020

Answer:

total books in library = 39

books bought from yard sale = ??

Total book in library now = 84

Now,

books bought from yard sale= 39-84

= 45

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